Joshua Simon Sadolf, M.D.
NPI 1336584572ActiveIndividual· Internal Medicine, Nephrology· Huntersville, NC
Internal Medicine, Nephrology (M.D.) with Metrolina Nephrology Associates PA, practicing in Huntersville, North Carolina. 417 Medicare patients in 2024, $166,381 paid; nearly all of their 337 Part D prescriptions were generic (92%). Calliditas Therapeutics US Inc. was the largest of 3 companies reporting payments in 2025, $181.95 in all, mostly food and beverage. Lists Atrium Health University City and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1336584572 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 1, 2013 |
| Last updated in NPPES | Mar 31, 2025 |
| Certified by provider | Mar 31, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 2018-00560 | NC |
| Internal Medicine | 207R00000X | 191569 | NC |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nephrology (NC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 417 |
|---|---|
| Services billed | 2,267 across 57 procedure codes |
| Paid by Medicare | $166,381 |
Part D prescriptions in 2024
| Prescriptions (claims) | 337 · 605 30-day fills |
|---|---|
| Patients | 100 |
| Total drug cost | $21,576 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Metrolina Nephrology Associates PAMonroe, NC · 86 clinicians
Hospital affiliations
- Atrium Health University CityCharlotte, NC
- Carolinas Medical Center-NortheastConcord, NC
- Carolinas Medical Center/Behav HealthCharlotte, NC
- Novant Health Huntersville Medical CenterHuntersville, NC
Other facilities
- Davita Charlotte DialysisDialysis facility · Charlotte, NC
- Davita Huntersville DialysisDialysis facility · Huntersville, NC
Industry payments (Open Payments)
- 2025$181.95 · 3 payments from 3 companies
- 2024$298.57 · 8 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Calliditas Therapeutics US Inc. | $125.00 | 1 |
| Otsuka Pharmaceutical Development & Commercialization, Inc. | $31.44 | 1 |
| Otsuka America Pharmaceutical, Inc. | $25.51 | 1 |
What the 2025 payments were for
- Food and Beverage$181.95 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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